Margie, My best bet would be to override the model's save method and do your validation there.
http://docs.djangoproject.com/en/dev/ref/models/instances/?from=olddocs#overriding-default-model-methods Ariel On Wed, Jan 14, 2009 at 3:37 PM, Margie <margierogin...@yahoo.com> wrote: > > Supose I want to model the following: A Task is owned by a family but > may additionally have specific owners that are within that family. > The model would look like this: > > class Family(models.Model): > surName=models.CharField() > > class Task(models.Model): > ownerFamily=models.ForeignKey(Family) > owners = models.ManyToManyField(Person, blank=True, null=True) > > class Person(models.Model): > family = models.ForeignKey(Family) > > I want to enforce that the if a Task has owners, that each owner be in > the Family specified by that task's ownerFamily. > > Could someone tell me where is the appropriate location in the code to > enforce this? I'm not sure if there is a way to enforce this within > the model itself. If not, then is the appropriate thing to do to just > check it in my public interface when I, for example, add an owner to a > task? > > Thanks! > > Margie > Margie > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to django-users@googlegroups.com To unsubscribe from this group, send email to django-users+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/django-users?hl=en -~----------~----~----~----~------~----~------~--~---